package com.mune.gulimall.product.exception;

import com.mune.common.exception.BizCodeEnum;
import com.mune.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

@Slf4j
@RestControllerAdvice(basePackages = "com.mune.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {
  @ResponseBody
  @ExceptionHandler(value = MethodArgumentNotValidException.class)
  public R handleValidException(MethodArgumentNotValidException e) {
    log.error("数据校验出现问题: {},异常类型: {}", e.getMessage(), e.getClass());
    BindingResult bindingResult = e.getBindingResult();
    Map<String, String> errorMap = new HashMap<>();
    bindingResult.getFieldErrors().forEach((fieldError) -> {
      errorMap.put(fieldError.getField(), fieldError.getDefaultMessage());
    });
    return R.error(BizCodeEnum.VALID_EXCEPTION.getCode(), BizCodeEnum.VALID_EXCEPTION.getMessage()).put("data", errorMap);
  }

  @ExceptionHandler(value = Throwable.class)
  public R handleException(Throwable throwable) {
    return R.error(BizCodeEnum.UNKNOW_EXCEPTION.getCode(), BizCodeEnum.UNKNOW_EXCEPTION.getMessage());
  }
}
